live ball appeal

[teebob21]

Originally Posted by youngump

Without regard to how it should be done, isn't that what the book says?

Tru has raised an excellent point. R1 and R2, base umpire in the C position behind F6. On an caught infield line drive where the runners have left the base before the batted ball is touched, the book says the PU makes the call at 2B? I assure you this gets called by every BU partner I've ever worked with. Semi-applicable MLB video example: Bryant's line-drive double play | MLB.com

While this IS a live-ball appeal, it's not a "tag-up & advance" appeal, which is probably what Andy was referring to.